1.14.11.6	0.022	-	5-Ethynyluracil	-	439134	
1.14.11.6	0.2	-	Uracil	-	439139	
1.14.11.6	0.83	-	5-acetyluracil	-	439135	
1.14.11.6	1.39	-	5-Formyluracil	with respect to thymine	439135